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Engineers' Tool Kit - The Free Engineering Tools Site


Free engineering tools, references and news for structural and stress engineers. Almost everything here is free to use and download. 

Find here: 

  • free engineering software, spreadsheets and programs 
  • references to books for stress analysis, fatigue, dynamics, etc. 
  • reports, requirements and manuals for free download or consulting 
  • free software download on the toolkit
  • links to material data, technical reports, unit conversions, etc 
  • news for engineering professionals, videos and more

Complete site content at Site Map


Our articles:    Engineers' Tool Kit - Our View

THE LATEST NEWS - for complete coverage go to NEWS page

From Aviation Week & Space Technology
October 3rd
Content Source:  Aviation Week & Space Technology Roundup Cover Image:  ...
October 2nd
SpaceX is investing millions of company dollars to bring humans to Mars within the next decade. To do so, company founder Elon Musk is developing a spacecraft that can be refueled multiple times in...
September 30th
Cover photo courtesy of Textron Aviation, Wichita, Kansas. Publication Info Cover Date:  S...
September 30th
L-3 Communications has hired a retired three-star general once responsible for the F-35 program to be the senior vice president of strategy ... read more
September 30th
NORTHROP GRUMMAN will build 10 additional MQ-8C Fire Scout unmanned helicopters for U.S. Navy. read more
September 30th
View the U.S. Carriers ($20M revenue/yr) Fuel Cost 2015/2016 chart in PDF format. read more
From FlightGlobal
September 29th
Mexican low-cost carrier Interjet has taken delivery of its first Airbus A321, that will allow it to optimise its Mexico City slots.
September 27th
Cathay Pacific will retire its last Boeing 747 passenger aircraft next month, a key milestone as the venerable type becomes increasingly less common in Asian skies.
September 26th
Indian low-cost carrier IndiGo has converted 20 of its Airbus A320neos on order to the larger A321neo.
September 26th
Southwest Airlines sees its new reservations system as being key to driving interline and codeshare traffic with potential overseas partners.
September 20th
Air France will put its first Boeing 787 into service at the beginning of next year.
September 15th
Hong Kong Airlines has placed a firm order for nine Airbus A330-300 aircraft.



  • Two new links on the LINKS page, to AeroStudents and to Engineers Edge add more reference material and on line calculators of a broad range of engineering topics.

  • Free program for digitizing curves - CurveSnap, added to Programs page and link to on line curve digitizing site

  • Spreadsheet  on Spreadsheets page for extracting SPC loads from NASTRAN f06 output file

  • Link to MIL SPECS and more specifications, handbooks, on EverySpec  at LINKS page

  • New spreadsheets: stress-strain curve for non linear stress analysis and Neuber Plasticity correction using Ramberg&Osgood material curve added to the Spreadsheets page

  • Link to all regulations and specifications, from EASA, on the Regulations - Aircraft page  

  • New page:  CAD Programs with links for download, free, CAD Programs for 2D and 3D

  • New page:  Compilers with links for download, free, compilers for the most used programs for engineering and research.

  • New link on Links page to NASA site with NASA and NACA Technical reports for downloading.



BOEING 787 - 9

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Brazilian KC 390 First Flight - 2015/02/03

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